HK

Hiroyuki Kozuru

KO Konica: 7 patents #359 of 1,958Top 20%
KM Konica Minolta: 6 patents #346 of 1,361Top 30%
KM Konica Minolta: 5 patents #737 of 2,718Top 30%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #222,613 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10353311 White toner for electrostatic charge image development and image forming method Michiaki Ishikawa 2019-07-16
9354536 Two-component developing agent for developing electrostatic latent image and method for forming electrophotographic image Kosuke Nakamura, Yoshiyasu Matsumoto, Satoshi Uchino, Hidehito HARUKI 2016-05-31
9309465 Coal reforming method and coal reforming apparatus Akira Kanei, Katsuyuki Tomita, Katsushi Kosuge, Atsushi Kobayashi 2016-04-12
9063442 Developing device with developer replenishment Kosuke Nakamura, Yoshiyasu Matsumoto 2015-06-23
8995887 Developing device and image forming apparatus Kosuke Nakamura, Yoshiyasu Matsumoto 2015-03-31
8507169 Two-component developer Tomoko Mine, Mikihiko Sukeno, Tatsuya Nagase, Tomomi Oshiba, Saburou Hiraoka +4 more 2013-08-13
8435715 Production method of two-component developer Kosuke Nakamura, Yoshiyasu Matsumoto, Takanari Kayamori, Junya Ueda 2013-05-07
8431320 Toner manufacturing method Masaharu Matsubara, Noboru Ueda 2013-04-30
8080354 Toner Yoshiyasu Matsumoto, Kosuke Nakamura, Futoshi Kadonome, Takanari Kayamori 2011-12-20
8034525 Image forming apparatus and image forming method Yoshiyasu Matsumoto, Kenji Yamane 2011-10-11
7879521 Electrophotographic carrier, method of manufacturing the same, and image forming method employing the same Yoshiaki Kobayashi, Tatsuya Nagase 2011-02-01
7402367 Electrostatic image developing toner and image forming method Tomoe Kitani, Asao Matsushima, Tomoko Tanma 2008-07-22
6994943 Toner for developing static latent image, producing method thereof and image forming method Tomoko Tanma, Asao Matsushima, Tomoe Kitani 2006-02-07
6951702 Toner for developing static image, production method therefor and image forming method Asao Matsushima, Tomoe Kitani, Tomoko Tanma 2005-10-04
6902856 Toner, image forming method, and image forming apparatus Asao Matsushima, Meizo Shirose, Hiroshi Yamazaki 2005-06-07
6689522 Image forming method and electrostatic image developing toner Hiroshi Yamazaki, Ken Ohmura, Akihiko Itami, Meizo Shirose, Asao Matsushima +1 more 2004-02-10
6475689 Toner for developing electrostatic latent image Hiroshi Yamazaki, Kenji Yamane, Kenji Hayashi, Mikio Kohyama 2002-11-05
6054243 Carrier and developer material, and an image forming method Kenji Yamane 2000-04-25
5738964 Electrophotographic toner with specific high, medium, and low molecullar weight peaks Tsuyoshi Uchida, Yuji Marukawa 1998-04-14
5707772 Toner for electrophotography Kunio Akimoto, Tsuyoshi Uchida 1998-01-13